215552259

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{739}}^1$

素因数の和:1041

約数の個数: 40

約数和(自身を含む): 348489680

約数和(自身を除く): 132937421

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 277, 351, 739, 831, 1053, 2217, 2493, 3601, 6651, 7479, 9607, 10803, 19953, 22437, 28821, 32409, 59859, 86463, 97227, 204703, 259389, 291681, 614109, 778167, 1842327, 2661139, 5526981, 7983417, 16580943, 23950251, 71850753, 215552259]

約数ペア:

[(1, 215552259), (3, 71850753), (9, 23950251), (13, 16580943), (27, 7983417), (39, 5526981), (81, 2661139), (117, 1842327), (277, 778167), (351, 614109), (739, 291681), (831, 259389), (1053, 204703), (2217, 97227), (2493, 86463), (3601, 59859), (6651, 32409), (7479, 28821), (9607, 22437), (10803, 19953)]